- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/27453 - Directories allowing storage of additional subscriber data, e.g. metadata
Patent holdings for IPC class H04M 1/27453
Total number of patents in this class: 45
10-year publication summary
|
0
|
1
|
0
|
5
|
5
|
15
|
7
|
7
|
8
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
9 |
| T-Mobile USA, Inc. | 3668 |
5 |
| Amazon Technologies, Inc. | 24422 |
4 |
| Apple Inc. | 50209 |
3 |
| International Business Machines Corporation | 60644 |
3 |
| Microsoft Technology Licensing, LLC | 51439 |
3 |
| Kristen M. Heimerl | 2 |
2 |
| Research In Motion Limited | 2283 |
1 |
| Huawei Technologies Co., Ltd. | 100781 |
1 |
| Avaya Inc. | 1529 |
1 |
| JVC Kenwood Corporation | 2774 |
1 |
| Jaguar Land Rover Limited | 4390 |
1 |
| NEC Platforms, Ltd. | 1106 |
1 |
| Zhejiang Geely Holding Group Co., Ltd. | 1003 |
1 |
| Zhejiang Geely Automobile Research Institute Co. Ltd | 101 |
1 |
| Pick Up Mobile (2015) Ltd | 5 |
1 |
| Vonex Ltd | 4 |
1 |
| Syntiant | 44 |
1 |
| Shenzhen Fugui Precision Ind. Co., Ltd. | 8 |
1 |
| PAX S&T Co., Ltd | 3 |
1 |
| Other owners | 3 |